/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.oozie.example;

import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapred.JobConf;
import org.apache.hadoop.mapred.OutputCollector;
import org.apache.hadoop.mapred.Reducer;
import org.apache.hadoop.mapred.Reporter;

import java.io.IOException;
import java.util.Iterator;

public class SampleReducer implements Reducer<LongWritable, Text, LongWritable, Text> {

    public void configure(JobConf jobConf) {
    }

    public void reduce(LongWritable key, Iterator<Text> values, OutputCollector<LongWritable, Text> collector, Reporter reporter)
            throws IOException {
        while (values.hasNext()) {
            collector.collect(key, values.next());
        }
    }

    public void close() throws IOException {
    }

}
